Four years have elapsed since he went to London.自从他去了伦敦,已过了四年.An interval of a year elapsed before we were able to return.隔了一年我们才得以返回.Five years have elapsed in a flash.一晃就是5年....

Relapses of the malady, ineffectiveness of different drug regimens and even resistance to drugs are emerging.疾病的反复发作, 不同药物治疗方案的无效,甚至耐药性正在出现.Twenty - one had experienced relapses at more than 2 years after initial treatme...

The sufferer can experience frequent relapses.患者可能会频繁发病。Twenty - one had experienced relapses at more than 2 years after initial treatment.有21名患者在接受初次治疗后的两年后经历了肿瘤复发.Company policymaker relapses balance, final decision: O...

elapses的音标：...